12885804

素因数分解:

$2^2\times 3^8\times {\mathrm{491}}^1$

素因数の和:519

約数の個数: 54

約数和(自身を含む): 33892404

約数和(自身を除く): 21006600

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 491, 729, 972, 982, 1458, 1473, 1964, 2187, 2916, 2946, 4374, 4419, 5892, 6561, 8748, 8838, 13122, 13257, 17676, 26244, 26514, 39771, 53028, 79542, 119313, 159084, 238626, 357939, 477252, 715878, 1073817, 1431756, 2147634, 3221451, 4295268, 6442902, 12885804]

約数ペア:

[(1, 12885804), (2, 6442902), (3, 4295268), (4, 3221451), (6, 2147634), (9, 1431756), (12, 1073817), (18, 715878), (27, 477252), (36, 357939), (54, 238626), (81, 159084), (108, 119313), (162, 79542), (243, 53028), (324, 39771), (486, 26514), (491, 26244), (729, 17676), (972, 13257), (982, 13122), (1458, 8838), (1473, 8748), (1964, 6561), (2187, 5892), (2916, 4419), (2946, 4374)]